.im_spec {
  border: 1px solid #dddddd;
  margin-top: 1rem;
  width: 100%;
  padding: 0.5rem 1rem;
  &_item {
    &.active {
      color: #222;
      .im_spec_item_span:first-child {
        border-color: #222;
      }
    }
    &_span {
      width: 4rem;
      margin-right: 1rem;
      &:first-child {
        border: 1px solid #ddd;
        padding: 0.2rem 0.4rem;
        border-radius: 4px;
      }
    }
  }
}
